Polysilicone-28
A cosmetic ingredient used as hair fixing in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Polysilicone-28 is a complex copolymer made by reacting Aminopropyl Dimethicone with the thiolactone of acetylhomocysteine. The mercapto-modified dimethicone produced by this reaction is further copolymerized with a mixture of dimethylacrylamide and t-butylacrylamide.
What does it do?
Polysilicone-28 is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Hair fixing
holds hair in a desired style, typically through a flexible film coating each strand
EU regulatory status
Polysilicone-28 is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Polysilicone-28?
Polysilicone-28 is a cosmetic ingredient catalogued in the EU CosIng database. Polysilicone-28 is a complex copolymer made by reacting Aminopropyl Dimethicone with the thiolactone of acetylhomocysteine. The mercapto-modified dimethicone produced by this reaction is further copolymerized with a mixture of dimethylacrylamide and t-butylacrylamide.
Is Polysilicone-28 allowed in cosmetics in the EU?
Yes. Polysilicone-28 is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Polysilicone-28 do in cosmetic products?
Polysilicone-28 is declared in the EU cosmetic ingredient inventory with these functions: hair fixing.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 12/11/2014